Answer:
see below
Step-by-step explanation:
A relation is a <em>function</em> when there is exactly one output for each input. That is the case in this table, so the relation between the original price and sale price is a function.
Answer:
D. 35 + 145 = x
The sum of the angles = 180 degree
Step-by-step explanation:

Answer:
slope is -4/1 so
Step-by-step explanation: